MCQOPTIONS
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MCQOPTIONS
This section includes 568 Mcqs, each offering curated multiple-choice questions to sharpen your Environment Management knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Soot only warm Earth’s climate system. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
What is the main reason for melting of ice sheets? |
| A. | Increase in the oxygen content |
| B. | Global warming |
| C. | Decrease in carbon dioxide content |
| D. | Noise pollution |
| Answer» C. Decrease in carbon dioxide content | |
| 3. |
Changes in the composition of the atmosphere is an example of____________________ |
| A. | Internal forcing |
| B. | External forcing |
| C. | Mid forcing |
| D. | Gravitational forcing |
| Answer» C. Mid forcing | |
| 4. |
Which one of the following land use causes global warming? |
| A. | Increase in the fertility of soil |
| B. | Surface reflectance |
| C. | Forestation |
| D. | Adopting organic farming |
| Answer» C. Forestation | |
| 5. |
Which one of the following is the anthropogenic radiative forcing of climate? |
| A. | Aerosols |
| B. | Cement |
| C. | Paper |
| D. | Glass |
| Answer» B. Cement | |
| 6. |
Biosphere is region on land, oceans and atmosphere inhabited by |
| A. | Insects |
| B. | Microorganisms |
| C. | Non Living Organism |
| D. | Living Organism |
| Answer» E. | |
| 7. |
Individualy burning fossil fuels in any region considered as: |
| A. | Regional Impact |
| B. | Global Imapct |
| C. | Local Impact |
| D. | Social impact |
| Answer» C. Local Impact | |
| 8. |
Living organisms through photosynthesis takes up CO₂ from atmosphere, building up |
| A. | Fats |
| B. | Proteins |
| C. | Amino Acid |
| D. | Carbohydrates |
| Answer» E. | |
| 9. |
What indicates of fossil fuel being burnt? |
| A. | Sulfur oxide |
| B. | Oxygen |
| C. | Nitrogen |
| D. | Carbon dioxide |
| Answer» E. | |
| 10. |
Developed nations are located in |
| A. | Tropical Region |
| B. | Poles |
| C. | Sub tropical regions |
| D. | Temperate regions |
| Answer» E. | |
| 11. |
What is involved in carbon storage system? |
| A. | Ocean |
| B. | Plants |
| C. | Microorgainsm |
| D. | Fossil fuels |
| Answer» B. Plants | |
| 12. |
Ozone layer in stratosphere protect life from |
| A. | Infrared radiation |
| B. | Ultra-violet radiation |
| C. | Light |
| D. | Heat |
| Answer» C. Light | |
| 13. |
How many treaties were signed to ban CFCs? |
| A. | Two |
| B. | Three |
| C. | Four |
| D. | Five |
| Answer» C. Four | |
| 14. |
What is amount of heat input needed to change temperature of a substance? |
| A. | 1 °C |
| B. | 5 °C |
| C. | 7 °C |
| D. | 9 °C |
| Answer» B. 5 °C | |
| 15. |
In carbon cycle, exchanging of carbon in different chemical forms occurred in |
| A. | Atmosphere, Land and Ocean |
| B. | Atmosphere, Plants and Animals |
| C. | Land, Soil and Plants |
| D. | Oceans, Fishes and Planktons |
| Answer» B. Atmosphere, Plants and Animals | |
| 16. |
Feron 'II' served as a |
| A. | Propellent |
| B. | Chemical |
| C. | Solid |
| D. | Gases |
| Answer» B. Chemical | |
| 17. |
Precipitation of drylands areas is: |
| A. | neutral |
| B. | Medium |
| C. | High |
| D. | Low |
| Answer» E. | |
| 18. |
According to first Law of thermodynamics, physical or chemical energy is: |
| A. | Controlled |
| B. | Conserved |
| C. | Converted |
| D. | Transferred |
| Answer» C. Converted | |
| 19. |
What does Ozone demage? |
| A. | Plants growth and Productivity |
| B. | Color and plants growth |
| C. | Weight and color |
| D. | Soil and growth |
| Answer» B. Color and plants growth | |
| 20. |
In hydrological cycle, process involved in exchanging of water between atmosphere and |
| A. | Rivers |
| B. | Ocean |
| C. | Ponds |
| D. | Lakes |
| Answer» C. Ponds | |
| 21. |
Sea levels are already 18cm higher than they were |
| A. | 200 years ago |
| B. | 400 years ago |
| C. | 100 years ago |
| D. | 50 years ago |
| Answer» D. 50 years ago | |
| 22. |
In thermosphere, temperature increases along with the |
| A. | Width |
| B. | Latitude |
| C. | Altitude |
| D. | Length |
| Answer» D. Length | |
| 23. |
Ozone particles are scattered between 19 and 30 km up in the |
| A. | Earth's atmosphere |
| B. | Biosphere |
| C. | Antarctic ocean |
| D. | Arctic Ocean |
| Answer» B. Biosphere | |
| 24. |
When wood is burned or decomposed, released gas is known as: |
| A. | Carbon dioxide |
| B. | Nitrogen oxide |
| C. | Sulphur dioxide |
| D. | Carbon monooxide |
| Answer» B. Nitrogen oxide | |
| 25. |
Cropping of wood by judicious pruning is known as: |
| A. | Cutting |
| B. | Coppicing |
| C. | Grazing |
| D. | Rotting |
| Answer» C. Grazing | |
| 26. |
Energy obtained by transfer of heat from deep down in earth's crust is known as: |
| A. | Hydro Energy |
| B. | Wave Energy |
| C. | Thermal Energy |
| D. | Wind Energy |
| Answer» D. Wind Energy | |
| 27. |
In mesosphere, temperature decreases with |
| A. | Length |
| B. | Width |
| C. | Latitude |
| D. | Altitude |
| Answer» E. | |
| 28. |
Force exerted by atmospheric gases on surface of planet is called |
| A. | Atmospheric moisture |
| B. | Atmospheric temperature |
| C. | Atmospheric Pressure |
| D. | Atmospheric circulation |
| Answer» D. Atmospheric circulation | |
| 29. |
Mostly deforestation has occurred in the: |
| A. | Poles of earth |
| B. | Tropical region |
| C. | sub-tropical areas |
| D. | Equator zone |
| Answer» D. Equator zone | |
| 30. |
Geo engineering is a artificial modification of environment to counteract |
| A. | Climate change |
| B. | Global warming |
| C. | Deforestation |
| D. | Afforestation |
| Answer» C. Deforestation | |
| 31. |
'Ozone' is also present in the: |
| A. | Troposphere |
| B. | Stratosphere |
| C. | Ionosphere |
| D. | Biosphere |
| Answer» C. Ionosphere | |
| 32. |
Over heavily polluted areas of America and Europe, ozone level has fallen about |
| A. | 0.03 |
| B. | 0.07 |
| C. | 0.09 |
| D. | 0.02 |
| Answer» B. 0.07 | |
| 33. |
Wind energy produces no air or |
| A. | Chemical Pollution |
| B. | Water Pollution |
| C. | Soil Pollution |
| D. | All of them |
| Answer» C. Soil Pollution | |
| 34. |
Trees take carbon dioxide from atmosphere in process of |
| A. | Eutrophication |
| B. | Photosynthesis |
| C. | Afforestation |
| D. | Deforestation |
| Answer» C. Afforestation | |
| 35. |
Chlorofluorocarbons are non-toxic, non-flammable and |
| A. | acidic |
| B. | non-carcinogenic |
| C. | Odourless |
| D. | Tasteless |
| Answer» C. Odourless | |
| 36. |
GHGs' absorb solar ultraviolet radiation at slightly |
| A. | Shorter wavelengths |
| B. | longer wavelengths |
| C. | Low Temperature |
| D. | High temperature |
| Answer» C. Low Temperature | |
| 37. |
Heat capacity of water is: |
| A. | No Heat Capacity |
| B. | Medium |
| C. | High |
| D. | Low |
| Answer» D. Low | |
| 38. |
Daisyworld' is a model of |
| A. | Chemical Feedback |
| B. | Biological feedback |
| C. | Marine Life |
| D. | Earth |
| Answer» C. Marine Life | |
| 39. |
CFCs emission have accounted for 80% of total: |
| A. | stratospheric ozone depletion |
| B. | Troposheric Ozone |
| C. | Black Haze |
| D. | Pollution |
| Answer» B. Troposheric Ozone | |
| 40. |
Which countries in the EU are struggled to meet their carbon dioxide reduction level agreed by 2010? |
| A. | Denmark/Germany/UK |
| B. | Finland/France/Germany |
| C. | Denmark/Finland/ Austria |
| D. | Spain/Romania/Poland |
| Answer» B. Finland/France/Germany | |
| 41. |
Gaia hypothesis was developed by: |
| A. | Charles |
| B. | Darwin |
| C. | Einstein |
| D. | James Lovelock |
| Answer» E. | |
| 42. |
Amount of ozone in stratosphere is determined by |
| A. | Forming and destroying of ozone |
| B. | Chemical Reaction |
| C. | Photo chemical reaction |
| D. | Acid formation |
| Answer» B. Chemical Reaction | |
| 43. |
'CFCs' in atmosphere destroys |
| A. | Nitrous Oxide |
| B. | Ozone |
| C. | Nitrogen |
| D. | Carbon dioxide |
| Answer» C. Nitrogen | |
| 44. |
Mount Pinatubo, injected about twenty million tonnes of sulphur dioxide into the |
| A. | Stratosphere |
| B. | Troposhere |
| C. | Thermosphere |
| D. | Ionosphere |
| Answer» B. Troposhere | |
| 45. |
In thermohaline, circulation in ocean current are driven by: |
| A. | differences in the volume's density |
| B. | differences in the pressure density |
| C. | differences in the depth density pressure |
| D. | differences in the water's density |
| Answer» E. | |
| 46. |
Low atmospheric pressure leads to natural disasters such as: |
| A. | Cyclones |
| B. | Volcanic eruption |
| C. | Earth quake |
| D. | All of above |
| Answer» E. | |
| 47. |
Yound Dryas' occurred for a period of about |
| A. | 300 years |
| B. | 1500 years |
| C. | 900 years |
| D. | 1000 years |
| Answer» C. 900 years | |
| 48. |
High acidity in lakes and rivers, corroding fishes, indulge in attacking their |
| A. | Calcium carbonate skeleton |
| B. | Eyes |
| C. | Vital Organs |
| D. | Limbs |
| Answer» B. Eyes | |
| 49. |
Sulphur dioxide' is produced in atmosphere by volcanic eruption, |
| A. | Deforestation and burning fossils |
| B. | Coal and biomass burning |
| C. | Farming and burning coal |
| D. | Agricultural Activities |
| Answer» C. Farming and burning coal | |
| 50. |
Tropical cyclones are also known as: hurricanes and |
| A. | Typhoons |
| B. | Volcanoes |
| C. | Avalouches |
| D. | Floods |
| Answer» B. Volcanoes | |